Home / 6,408,805.20-9,613,207.80-5,922,200.40

Finding the Fourth Proportional to 6,408,805.20, 9,613,207.80 and 5,922,200.40

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Solution

The fourth proportional to 6,408,805.20, 9,613,207.80 and 5,922,200.40 is: 8,883,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408,805.20 : 9,613,207.80 = 5,922,200.40 : x
  2. Step 2: Convert to fraction form
    6,408,805.20/9,613,207.80 = 5,922,200.40/x
  3. Step 3: Cross multiply
    6,408,805.20x = 9,613,207.80 × 5,922,200.40
  4. Step 4: Simplify right side
    6,408,805.20x = 56,931,343,078,443.12
  5. Step 5: Solve for x
    x = 56,931,343,078,443.12/6,408,805.20
  6. Step 6: Final answer
    x = 8,883,300.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.